Sr. Manager, HR Business Partner Operations

Position Summary

Senior Manager, Human Resources Business Partner, Manufacturing & Technical Operations is a strategic and hands‑on HR leader supporting manufacturing, technical operations, engineering, business excellence, and co‑manufacturing teams across Valencia A and San Fernando sites.

Accountable for aligning talent, workforce planning, organizational capability, culture, and HR priorities with business needs while translating business priorities into practical people strategies.

• Serve as the primary HR Business Partner for assigned California manufacturing and supply chain functions, providing strategic advice and day‑to‑day HR support.
• Partner on organizational design, role clarity, operating model changes, team effectiveness, leadership transitions, and capability building.
• Lead and support change‑management plans for site initiatives, process improvements, system changes, and other organizational changes.
• Lead and execute priority talent and people initiatives, including front‑line supervisor training, coaching clinics, career development pathways, and other talent‑management programs.
• Use business insights, data, metrics, and employee feedback to identify trends, anticipate risks, and recommend proactive HR solutions.
• Support execution of key HR processes: performance management, merit and compensation planning, talent reviews, succession planning, development planning, performance calibration, and engagement action planning.
• Partner with Talent Acquisition and business leaders to assess staffing needs, strengthen pipelines, improve hiring outcomes, and attract diverse, high‑performing talent.
• Partner with Talent & Organization Development to identify leadership development needs, support training, strengthen manager capability, and build high‑performing teams.
• Assess engagement and organizational health across assigned sites and client groups; partner on action plans that strengthen employee experience, retention, inclusion, accountability, and performance.
• Advise on complex employee‑relations matters, including investigations, performance concerns, grievances, conflict resolution, accommodations, and employment decisions.
• Apply knowledge of federal, California, and local employment laws and manage employee‑relations issues typical in manufacturing environments.
• Maintain operational excellence across HR processes, documentation, compliance, and site support activities.
• Partner with HR Centers of Excellence (Talent Acquisition, Total Rewards, Talent & Organization Development, Employee Relations, Legal, Compliance, People Operations) to deliver integrated HR solutions.

• Bachelor’s degree in Human Resources, Business Administration, Psychology, Organizational Development, or related field (master’s degree preferred); HR certification (e.g., SHRM‑SCP, SHRM‑CP, SPHR, PHR) preferred.
• 8–10 years of progressive HR experience, including significant HR Business Partner experience with complex client groups.
• Experience partnering with senior leaders, directors, managers, supervisors, and frontline employees.
• Experience supporting manufacturing, operations, technical operations, engineering, supply chain, quality, life sciences, pharmaceutical, biotech, medical device, food manufacturing, or other regulated environments.
• Experience supporting multi‑site client groups while balancing strategic partnership with operational execution.
• Demonstrated experience managing complex employee‑relations matters, investigations, performance issues, accommodations, and corrective actions.
• Experience leading or supporting talent reviews, succession planning, performance calibration, merit planning, leadership development, and engagement planning.
• Strong business acumen with ability to understand operational priorities and workforce implications.
• Proven ability to build trust, coach leaders, influence decisions, and provide practical, business‑aligned HR solutions.
• Excellent verbal and written communication skills; collaborative and enterprise‑mindset HR partner.
• Spanish‑speaking ability preferred.

Regular onsite presence and active HR support across assigned California locations…